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Jeep Problems

Find the most common issues based on Jeep owner complaints.
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Most Common Jeep Problems

Temperature blend and recirculation doors commonly fail, which can cause the AC modes not to change or the temperature to be different on the left and right sides. If replacing blend air doors, a r...
An engine misfire at idle (rough idle), accompanied by illumination or flashing of the Check Engine Light, could indicate a problem with one or more of the intake valves. Revised intake valves &amp...
Water can leak near the A-pillar, at the front edge of the driver and passenger side doors. An improved seal is available.
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15 Known Jeep Brakes Problems

Due to warped front brake rotors or variations in the thickness of the rotors, brake pulsations may develop. The best method to reduce pulsations is to use an "On the Car" brake lathe (as long as t...
Due to warped front brake rotors or variations in the thickness of the rotors, brake pulsations may develop. The best method to reduce pulsations is to use an "On the Car" brake lathe (as long as t...
During light to moderate braking, if you experience a vibration in the steering wheel, floor, or seat, or a minor pulsation in the brake pedal, installing revised front brake calipers may help. If ...

36 Known Jeep Drive Train Problems

The service 4WD system light may illuminate with no fault codes stored in the final drive control module (FDCM). Our technicians tell us a software update for the FDCM is available to correct this ...
Leaks at the front and/or rear differential pinion seal and from the transfer case are common. Low fluid level in the differential or transfer case can result in bearing failure. Damaged bearings c...
Delayed engagement of the automatic transmission may be due to a faulty internal cooler return filter. Our technicians tell us all cooler filters with the "AB" suffix on the part number are suspect...

41 Known Jeep Electrical & Lights Problems

The power window motor commonly fails in the front and rear doors. This may require replacement of the complete window regulator assembly which will include the window motor.
The power window motor commonly fails in the front and rear doors. This may require replacement of the complete window regulator assembly which will include the window motor.
A no crank or no start condition may develop due to electronic lockup of the wireless control module (WCM), also referred to as the Sentry Key Remote Entry Module (SKREEM). When this module fai...

39 Known Jeep Engine Problems

An engine misfire at idle (rough idle), accompanied by illumination or flashing of the Check Engine Light, could indicate a problem with one or more of the intake valves. Revised intake valves &amp...
3.7 V6 and 4.7 V8 engines may develop exhaust leaks due to broken exhaust manifold bolts. Exhaust manifold gaskets and bolts should be replaced as necessary.
The thermostat may fail to close completely, causing the Check Engine Light to illuminate. This problem will prevent the engine from reaching normal operating temperature; a new thermostat should ...

36 Known Jeep Exhaust & Emissions Problems

The fuel tank may become hard to fill and/or the fuel fill nozzle may shut off repeatedly while fueling. Our technicians tell us that various items including the fuel tank, vapor recirculation tu...
The throttle position sensor (TPS) may fail causing intermittent drivability problems like hard starting, stalling, and/or hesitation when accelerating. A failed TPS will require replacement, p...
A ticking type noise may be noted from the engine area due to an exhaust manifold that has cracked where the pipes are welded; cracked manifolds should be replaced.

13 Known Jeep Heating & Air Conditioning Problems

Temperature blend and recirculation doors commonly fail, which can cause the AC modes not to change or the temperature to be different on the left and right sides. If replacing blend air doors, a r...
Failure in the blower motor power module (automatic temperature controls) or resistor block (manual AC) may cause the heater blower motor to work only on the high setting. The connector to the powe...
The AC/heater (HVAC) system may unexpectedly switch to the defrost mode when accelerating. This system is operated by engine vacuum and should be inspected for any vacuum leaks if this problem d...

0 Known Jeep Maintenance Problems

25 Known Jeep Miscellaneous Problems

Water can leak near the A-pillar, at the front edge of the driver and passenger side doors. An improved seal is available.
There have been numerous complaints of early transmission failure, even with with normal servicing. Issues start with a whining noise, overheat warnings, and an inability to accelerate. The most co...
A water leak from the sunroof and/or headliner is often caused by clogged or misrouted sunroof drain tubes. Inspecting the sunroof drain tubes should be the first step in checking for the cause of ...

17 Known Jeep Suspension & Steering Problems

Loose or worn suspension and steering components can cause a wobble or shaking in the steering wheel. It may happen at a certain speed and subside as the vehicle accelerates through the range. Tire...
Loose or worn suspension and steering components can cause a wobble or shaking in the steering wheel. It may happen at a certain speed and subside as the vehicle accelerates through the range. Tire...
Certain 2002-2006 vehicles were recalled to replace the lower ball joints because they were susceptible to damage from moisture. For more information on this recall, please click here»

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Known Jeep Problems & Complaints

Delayed engagement of the automatic transmission may be due to a faulty internal cooler return filter. Our technicians tell us all cooler filters with the "AB" suffix on the part number are suspect...
A no crank or no start condition may develop due to electronic lockup of the wireless control module (WCM), also referred to as the Sentry Key Remote Entry Module (SKREEM). When this module fai...
The service 4WD system light may illuminate with no fault codes stored in the final drive control module (FDCM). Our technicians tell us a software update for the FDCM is available to correct this ...
The remote keyless entry system may not function intermittently. Our technicians tell us revised software for the wireless ignition node is available which can correct this concern.
The fuel tank may become hard to fill and/or the fuel fill nozzle may shut off repeatedly while fueling. Our technicians tell us that various items including the fuel tank, vapor recirculation tu...
Temperature blend and recirculation doors commonly fail, which can cause the AC modes not to change or the temperature to be different on the left and right sides. If replacing blend air doors, a r...
Leaks at the front and/or rear differential pinion seal and from the transfer case are common. Leakage from the transfer case normally occurs at the case-mating surfaces and require removal of th...
The outer exhaust manifold studs can break and cause exhaust leaks, commonly noted as a ticking type noise. The outer studs, clamps, and nuts will need to be replaced and are now being tightened ...
A water leak from the sunroof and/or headliner is often caused by clogged or misrouted sunroof drain tubes. Inspecting the sunroof drain tubes should be the first step in checking for the cause of ...
A no crank or no start condition may develop due to electronic lockup of the wireless control module (WCM), also referred to as the Sentry Key Remote Entry Module (SKREEM). When this module fai...
The thermostat may fail to close completely, causing the Check Engine Light to illuminate. This problem will prevent the engine from reaching normal operating temperature; a new thermostat should ...
There have been numerous complaints of early transmission failure, even with with normal servicing. Issues start with a whining noise, overheat warnings, and an inability to accelerate. The most co...
A no crank or no start condition may develop due to electronic lockup of the wireless control module (WCM), also referred to as the Sentry Key Remote Entry Module (SKREEM). When this module fails t...
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